T50.A12S
ICD-10-CMPoisoning by pertussis vaccine, including combinations with a pertussis component, intentional self-harm, sequela
This code signifies a long-term consequence or complication arising from a patient intentionally harming themselves by misusing a pertussis vaccine or a vaccine containing a pertussis component. It indicates that the acute phase of the poisoning has passed, and the patient is now experiencing residual effects.
This code is appropriate when documenting a patient presenting with chronic or persistent health issues directly attributable to a past, self-inflicted pertussis vaccine poisoning. Examples include ongoing neurological deficits, chronic allergic reactions, or other lasting systemic effects that are a direct result of the original intentional self-harm event.
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